The Top 100 Web Sites of 2010

Pandora

pandora.com
A lot of personalized Internet radio stations have sprung up in Pandora's wake, but sometimes the original—and the simplest—is the best. Pandora lets users create free custom stations based on their favorite bands or songs with help of the Music Genome Project. And thanks to mobile apps for the iPhone, Android, BlackBerry, Windows Mobile, and webOS, you can take that customization with you. Check out PCMag.com's Pandora review.